/* ==========================================================
   联系与反馈 — page-contact
   作用域内所有选择器均以 .page-contact 起头
   ========================================================== */

.page-contact {
  --ct-gap: 20px;
  --ct-radius: 20px;
  --ct-line: rgba(237, 233, 227, 0.10);
  --ct-gold-line: rgba(201, 162, 39, 0.45);
  position: relative;
  overflow-x: clip;
}

/* ---------- 通用小标题 ---------- */
.page-contact .contact-kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-contact .section-head__note {
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: 26px;
  padding-bottom: 4px;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(154, 166, 178, 0.5);
}

.page-contact .breadcrumb__list a {
  color: var(--mist);
  text-decoration: none;
}

.page-contact .breadcrumb__list a:hover,
.page-contact .breadcrumb__list a:focus-visible {
  color: var(--gold-glow);
}

.page-contact .breadcrumb__list [aria-current="page"] {
  color: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 8px;
  padding-bottom: 8px;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: 18px;
}

.page-contact .contact-hero__grid::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -180px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(123, 30, 43, 0.42), rgba(123, 30, 43, 0) 68%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero__main {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 56px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--warm);
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--mist);
}

.page-contact .contact-hero__aside {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(154, 166, 178, 0.78);
}

/* ---------- 三个通道 ---------- */
.page-contact .contact-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .contact-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 22px 24px;
  border-radius: var(--ct-radius);
  border: 1px solid var(--ct-line);
  background:
    radial-gradient(130% 80% at 100% 0%, var(--accent-soft, rgba(201, 162, 39, 0.12)), transparent 66%),
    var(--slate);
  overflow: hidden;
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent, var(--gold)), transparent);
  opacity: 0.85;
}

.page-contact .contact-channel:hover {
  border-color: var(--accent-line, var(--ct-gold-line));
  transform: translateY(-3px);
}

.page-contact .contact-channel--gold {
  --accent: #C9A227;
  --accent-soft: rgba(201, 162, 39, 0.13);
  --accent-line: rgba(201, 162, 39, 0.45);
}

.page-contact .contact-channel--wine {
  --accent: #A8323F;
  --accent-soft: rgba(168, 50, 63, 0.20);
  --accent-line: rgba(168, 50, 63, 0.55);
}

.page-contact .contact-channel--cyan {
  --accent: #4FD1C5;
  --accent-soft: rgba(79, 209, 197, 0.13);
  --accent-line: rgba(79, 209, 197, 0.42);
}

.page-contact .contact-channel__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  color: var(--accent, var(--gold));
  border: 1px solid var(--accent-line, var(--ct-gold-line));
  background: var(--accent-soft, rgba(201, 162, 39, 0.12));
}

.page-contact .contact-channel__icon svg {
  width: 21px;
  height: 21px;
}

.page-contact .contact-channel__label {
  margin: 4px 0 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .contact-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel__value--text {
  font-family: var(--font-sans);
  font-size: 16px;
  letter-spacing: 0.01em;
}

.page-contact .contact-channel__desc {
  margin: 2px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-channel__hour {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(46, 58, 74, 0.9);
  font-size: 13px;
  color: var(--accent, var(--gold));
}

/* ---------- 通道配图 ---------- */
.page-contact .contact-shot {
  margin: 34px 0 0;
}

.page-contact .contact-shot img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ---------- 提交前准备 ---------- */
.page-contact .contact-prep {
  display: grid;
  gap: 26px;
}

.page-contact .contact-prep__frame {
  margin: 0;
}

.page-contact .contact-prep__frame img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-contact .contact-prep__body h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(24px, 4.6vw, 36px);
  line-height: 1.24;
  color: var(--warm);
}

.page-contact .contact-prep__lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-prep__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .prep-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border-radius: 16px;
  border: 1px solid var(--ct-line);
  background: rgba(15, 18, 22, 0.55);
  cursor: pointer;
  transition: border-color 200ms ease, background 200ms ease;
}

.page-contact .prep-item:hover {
  border-color: rgba(79, 209, 197, 0.32);
}

.page-contact .prep-item[data-done] {
  border-color: rgba(79, 209, 197, 0.55);
  background: rgba(79, 209, 197, 0.07);
}

.page-contact .prep-item__mark {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 6px;
  border: 1.5px solid rgba(154, 166, 178, 0.6);
  position: relative;
  transition: border-color 200ms ease, background 200ms ease;
}

.page-contact .prep-item[data-done] .prep-item__mark {
  border-color: var(--cyan);
  background: var(--cyan);
}

.page-contact .prep-item[data-done] .prep-item__mark::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1.5px;
  width: 6px;
  height: 11px;
  border: solid #0F1216;
  border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}

.page-contact .prep-item__body {
  display: grid;
  gap: 4px;
}

.page-contact .prep-item__title {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--warm);
}

.page-contact .prep-item__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 自助入口 ---------- */
.page-contact .contact-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: 6px;
}

.page-contact .contact-path {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 24px 22px 22px;
  border-radius: var(--ct-radius);
  border: 1px solid var(--ct-line);
  background: linear-gradient(160deg, rgba(26, 31, 39, 0.96), rgba(15, 18, 22, 0.9));
  text-decoration: none;
  overflow: hidden;
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-contact .contact-path::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms ease;
}

.page-contact .contact-path:hover,
.page-contact .contact-path:focus-visible {
  border-color: rgba(79, 209, 197, 0.5);
  transform: translateY(-3px);
}

.page-contact .contact-path:hover::after,
.page-contact .contact-path:focus-visible::after {
  transform: scaleX(1);
}

.page-contact .contact-path__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-contact .contact-path__title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 19px;
  color: var(--warm);
}

.page-contact .contact-path__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-path__go {
  margin-top: 6px;
  font-size: 13.5px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

/* ---------- 合作与建议 ---------- */
.page-contact .contact-collab {
  display: grid;
  gap: 26px;
  padding: 30px 24px;
  border-radius: 24px;
  border: 1px solid var(--ct-line);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(123, 30, 43, 0.34), transparent 62%),
    var(--slate);
}

.page-contact .contact-collab__main h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.26;
  color: var(--warm);
}

.page-contact .contact-collab__main p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--mist);
  max-width: 40em;
}

.page-contact .contact-collab__main .keypath {
  color: var(--warm);
}

.page-contact .contact-collab__mail {
  margin-top: 20px !important;
  font-size: 14.5px !important;
  color: var(--mist);
}

.page-contact .contact-collab__value {
  display: inline-block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 15.5px;
  color: var(--gold-glow);
  border-bottom: 1px solid var(--ct-gold-line);
  padding-bottom: 2px;
  overflow-wrap: anywhere;
}

.page-contact .contact-collab__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .contact-collab__list li {
  position: relative;
  padding: 12px 16px 12px 34px;
  border-radius: 12px;
  background: rgba(15, 18, 22, 0.55);
  border: 1px solid var(--ct-line);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .contact-collab__list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 19px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

/* ---------- 服务时段表 ---------- */
.page-contact .contact-table-wrap {
  margin-top: 8px;
  border-radius: 18px;
  border: 1px solid var(--ct-line);
  background: rgba(26, 31, 39, 0.72);
  overflow-x: auto;
}

.page-contact .contact-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-contact .contact-table th,
.page-contact .contact-table td {
  text-align: left;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(46, 58, 74, 0.6);
  line-height: 1.75;
  color: var(--mist);
  vertical-align: top;
}

.page-contact .contact-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
  background: rgba(15, 18, 22, 0.6);
  white-space: nowrap;
}

.page-contact .contact-table tbody th {
  color: var(--warm);
  font-weight: 700;
  white-space: nowrap;
}

.page-contact .contact-table tbody tr:last-child th,
.page-contact .contact-table tbody tr:last-child td {
  border-bottom: none;
}

.page-contact .contact-table tbody tr:hover {
  background: rgba(79, 209, 197, 0.05);
}

.page-contact .contact-hours-note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--ct-gold-line);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--mist);
  max-width: 46em;
}

.page-contact .contact-hours-note .keypath {
  color: var(--warm);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact {
    --ct-gap: 22px;
  }

  .page-contact .contact-channels {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .contact-channel:last-child {
    grid-column: 1 / -1;
  }

  .page-contact .contact-paths {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .contact-collab {
    padding: 34px 30px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: 40px;
  }

  .page-contact .contact-hero__aside {
    text-align: right;
    padding-bottom: 10px;
  }

  .page-contact .contact-channels {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-channel:last-child {
    grid-column: auto;
  }

  .page-contact .contact-prep {
    grid-template-columns: 5fr 7fr;
    gap: 46px;
    align-items: center;
  }

  .page-contact .contact-paths {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-collab {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: start;
  }

  .page-contact .contact-shot {
    margin-top: 44px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-channel,
  .page-contact .contact-path,
  .page-contact .prep-item,
  .page-contact .contact-path::after {
    transition: none;
  }

  .page-contact .contact-channel:hover,
  .page-contact .contact-path:hover,
  .page-contact .contact-path:focus-visible {
    transform: none;
  }
}